Diet scale platform



FIG. 1 is a front and top-left perspective view of a diet scale platform showing my new design, the broken line showing of a balance beam is environmental only and forms no part of the claimed design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and

FIG. 6 is a rear elevational view thereof.

The right side is a mirror image of the left side. 

The ornamental design for a diet scale platform, as shown and described. 